From the link to their website:
The Parade Alfa Romeo
On Sunday afternoon, the Alfa Romeo’s will invade the track of Spa Francorchamps to establish a crowd’s record which will not be ready to be beaten!
The Grande Parade.
Enjoy unforgettable moments driving your car on the world’s most beautiful racetrack ! For a one-hour session the track will be yours ! Be sure to book as soon as possible : don’t miss your chance !
First run in Ferrari.
For guaranteed strong emotions what better than discovering this beautiful racetrack in a Ferrari racing car !An unforgettable memory !
The Scuderia.
Sports car owners will have the unique opportunity of driving freely on the Formula 1 track. What a great feeling ! (Warning: mandatory helmet - no children, participants must be over 16)
A rally «balade»
On Saturday afternoon, a rally "balade" will offer the opportunity of discovering the wonderful region of Spa. The start is scheduled at 2:00 pm from the paddocks.
The Concours d’ Elegance
It is the tradition to reward the most beautiful, the most original and the nicest car in SpaItalia ! Troffee and champagne will greet what the jury will have retained as the most remarkable of this year.
The open sessions are the Scuderia referred to above, you can drive high performance cars only.
The Grande Parade is behind a pace car, the speed limit is 130 kph, the track is a long oneand many people drop back from the pace car for a while.
Many people are going out on the 8am Norfolk Lines ferry from Dover to Dunkirk on Friday and returning on the 20:01 on Sunday evening.
Crash hats are required on the coupe and open track sessions.
Have a trawl through the SpaItalia website to find out more.